Piedmont Weather Forecast

    • 49
    • 65

    Rain Showers Likely

    • 47
    • 68

    Mostly Cloudy

    • 45
    • 64

    Chance Rain

    • 42
    • 60

    Chance Rain

    • 45
    • 66

    Partly Sunny

    • 48
    • 71

    Partly Sunny

Today 13 May Inner Portland Metro

Mostly cloudy in the Morning, then becoming partly sunny. A 50 percent chance of Showers. Highs in the mid 60s. Southwest wind 15 to 20 Mph. Rainfall Amounts around a tenth of an inch.

Tonight 13 May Inner Portland Metro

Showers. Lows in the lower 50s. Southwest wind 5 to 10 Mph. Chance of rain 90 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Piedmont Temperature Statistics

May Temperature

Portland, Portland International Airport (3.1 miles)

  • Lowest 9 May, 2026

    48.7 °F

  • Average May

    63.8 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland International Airport (3.1 miles)

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  • Average Low 2021–2026

    48.4 °F

  • Average 2021–2026

    56.4 °F

  • Average High 2021–2026

    65.5 °F
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